121344001435 has 16 divisors (see below), whose sum is σ = 147651731136. Its totient is φ = 95716712448.

The previous prime is 121344001417. The next prime is 121344001451. The reversal of 121344001435 is 534100443121.

It is a cyclic number.

It is not a de Polignac number, because 121344001435 - 2⁹ = 121344000923 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1213722 + ... + 1309888.

It is an arithmetic number, because the mean of its divisors is an integer number (9228233196).

Almost surely, 2^121344001435 is an apocalyptic number.

121344001435 is a deficient number, since it is larger than the sum of its proper divisors (26307729701).

121344001435 is an equidigital number, since it uses as much as digits as its factorization.

121344001435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99702.

The product of its (nonzero) digits is 5760, while the sum is 28.

Adding to 121344001435 its reverse (534100443121), we get a palindrome (655444444556).

The spelling of 121344001435 in words is "one hundred twenty-one billion, three hundred forty-four million, one thousand, four hundred thirty-five".